[bazel] Move cache location to bigger disk for CI tasks Change-Id: If6095a0ba5b40fb6b15f46721b5621b7bcfc0b33 Bug: skia:12738 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/484997 Reviewed-by: Ravi Mistry <rmistry@google.com>